Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, bool given in /var/www/khoatukhachsan.com/public_html/vendor/adodb/adodb-php/drivers/adodb-mysqli.inc.php:1343
Stack trace:
#0 /var/www/khoatukhachsan.com/public_html/vendor/adodb/adodb-php/drivers/adodb-mysqli.inc.php(1343): mysqli_query()
#1 /var/www/khoatukhachsan.com/public_html/vendor/adodb/adodb-php/adodb.inc.php(1576): ADODB_mysqli->_query()
#2 /var/www/khoatukhachsan.com/public_html/vendor/adodb/adodb-php/drivers/adodb-mysqli.inc.php(1106): ADOConnection->_Execute()
#3 /var/www/khoatukhachsan.com/public_html/includes/functions.php(19): ADODB_mysqli->execute()
#4 /var/www/khoatukhachsan.com/public_html/index.php(8): require_once('...')
#5 {main}
thrown in /var/www/khoatukhachsan.com/public_html/vendor/adodb/adodb-php/drivers/adodb-mysqli.inc.php on line 1343